Transport

Judgment of the National Green Tribunal regarding cutting of trees by NCTD (Transport), 21/03/2025

Judgment of the National Green Tribunal in the matter of Pramod Tyagi Vs State of NCT of Delhi & Others dated 21/03/3035. A proposal was initiated by State of National Capital Territory of Delhi, Department of Transport to start a Driving Training Institution at Mukundpur and permission was also granted. …

Get out of doldrums

a recent research now says that depression may be as dangerous as high cholesterol in giving you a heart attack. The new study by William W Eaton of the Johns Hopkins School of Hygiene and Public Health, in Baltimore, us, shows that those depressed were four times more likely to …

Lifetime of a quantum cat

how do you tell whether a cat is alive or dead without looking at it directly? Serge Haroche, a physicist at the Ecole Normale Superieure (ens) in Paris has a simple answer: "Let a mouse run past its nose and see what happens to the mouse. Haroche is not, however, …

Glowing toothbrush

A toothbrush that beams with light and is used with a special toothpaste may make breath fresher than any currently available dental accessory. Light from a compact source in the handle of the toothbrush is guided to the end of the bristles, which act as optical fibres. Brushing brings the …

Cool creation

general estimations have showed that nearly 60 to 65 million tonnes of fruits and vegetables are produced in India. Out of this, 20 to 35 per cent is lost due to lack of proper storage facilities (Rural Technology, Vol 13, No 1). Now, a simple cold storage system for farmers …

Space science, biology and politics

in the specialised world of modern science, it is difficult to find cosmologists, planetary scientists and microbiologists in the same room. But a host of disciplines gathered in Washington dc, recently to discuss the expansion of work on the origins of the universe, planetary systems and life itself. The goal …

Pure stuff

improved lifestyles in both rural and urban areas necessarily mean better availability and use of water. The emphasis for our planners should, therefore, be on providing the required amount of water at affordable costs in a manner that does not deplete or degrade the source. Akshyadhara , meaning undecayed water, …

Knit me an artery!

Diseased or damaged arteries can now be replaced by a material made of knitted polyester coated with fine layers of a fluoropolymer. The new material, fluoropassive, has been made by Glasgow (UK)-based Vascutek. The coating of the artery with fluoropolymer overcomes the risk of clotting which until now had prevented …

Fewer watts: brighter future

saving electricity with energy-efficient compact fluorescent lamps (cfls) can cost as little as one-tenth of the investment needed to build new power plants that produce the same amount of energy, say scientists at the Lawrence Berkeley National Laboratory (lbnl) in California, us. In the us, where lighting in rural and …

Knocking strange doors

FEW areas have received as much attention as the very mundane of human activities - sleep. The annual joint meeting of the American Sleep Disorders Association and Sleep Research Society in Washington Dc recently monitored progress in the field. Participants reviewed two rather interesting studies on sleep: one conducted in …

Checking fluid dynamics

Pipelines have to be continuously monitored and checked in order to estimate damage. Uptill now this was done by installing flowmeters inside the pipe. Now, using a technique developed by Rostock University, Germany, it is possible to discover what is going on inside a pipeline from outside. Ultrasonic transducers are …

Novel surgery

Twenty seven-year-old Tokihiro Masao recently walked out of the hospital after his surgeons removed his right ventricle and atrium. As heart transplants are forbidden in Japan, such an operation was the only option to save the patients life. Defending this novel technique, Shunji Sano from the Okayama University Medical Department …

Browsing for criminals

TAKING help from a computer for solving a crime was something considered breathtaking futurism just about 30 years ago. That was the past. Today, it is fairly routine for law enforcement authorities to use computers in order to locate hidden clues and patterns in heaps of data about complex criminal …

Aurora in the air

Ganymede, the Jovian moon, has two planet-like features which were discovered last year: a magnetic field and the trace of an atmosphere. New data from the Hubble Space Telescope reveals that it might have a third planetary feature, an aurora at the poles. Doyle Hall and his colleagues of the …

Choice from voice

A new navigation system that uses voice-recognition technology is now available in the US. Developed by Amerigon of Monrovia, California, the Interactive Voice System(IVS) is not speaker dependent, so you do not have to train the programme to respond to your voice. You simply spell out one word in the …

Ears for music

What makes a person dance to loud music? Neil Todd, a psychologist at the University of Manchester, UK, thinks that the urge has its roots inside the ears. Basing his arguments on studies on animals, Todd suggests that sacculus, a chamber in the inner ear of vertebrates is responsible for …

On Stygian shores

the worst fears of the world's crime fighters are coming true. Mobsters around the world are wiring up

Pearl of the Antilles

On the island of Bonaire in the Dutch Antilles, the local communities declared their entire reef a marine park in the early '80s. Dive shop operators were granted an operating license giving them access to prime dive spots; scuba divers and snorkellers were charged

Coral cause

DON RICHARDSON on tiny Apo Island, off the southern coast of the Philippines, a sudden squall has chopped a tranquil sea into angry white caps. Though balanced by the outrigger, our small dugout rocks furiously as the waves toss us around. Luckily, Jesus Delmo, president of the Apo Island marine …

End of innocence

an unhealthy diet, unfavourable genes, excessive smoking and obesity are factors already known to cause heart ailments. There is now an addition to this list. Researchers say that viruses too can play an role in causing heart problems. A member of the herpes virus family, cmv had long been considered …

A whiff of death

odours produced by plants can repel crop pests and invite insects' enemies. Researcher John Pickett of uk 's leading arable crop research centre at Rothamsted in Hertfordshire is developing perfumes that work as insecticides. Picketts' scents are produced by plants themselves to keep off unwanted pests ( New Scientist , …

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